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cxVtkHelperClasses.cpp
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
3 
4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
5 All rights reserved.
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11  this list of conditions and the following disclaimer.
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32 
33 
34 
35 #include "cxVtkHelperClasses.h"
36 
37 #include <vtkSphereSource.h>
38 #include <vtkLineSource.h>
39 #include <vtkPolyDataMapper2D.h>
40 #include <vtkProperty2D.h>
41 #include <vtkTextMapper.h>
42 #include <vtkTextProperty.h>
43 #include <vtkAxesActor.h>
44 #include <vtkCaptionActor2D.h>
45 #include <vtkMatrix4x4.h>
46 #include <vtkRenderer.h>
47 #include <vtkCursor2D.h>
48 #include <vtkLeaderActor2D.h>
49 #include "cxTypeConversions.h"
50 #include <vtkProperty.h>
51 #include "cxBoundingBox3D.h"
52 #include "cxLogger.h"
53 
54 #include "vtkOverrideInformationCollection.h"
55 #include "vtkObjectFactory.h"
56 
57 // --------------------------------------------------------
58 namespace cx
59 {
60 
61 void setColorAndOpacity(vtkPropertyPtr property, QColor color)
62 {
63  property->SetColor(color.redF(), color.greenF(), color.blueF());
64  property->SetOpacity(color.alphaF());
65 }
66 
68 {
69  Vector3D retval(color.redF(), color.greenF(), color.blueF());
70  return retval;
71 }
72 
73 
75 
77 {
78  for (unsigned i=0; i<size(); ++i)
79  elems[i] = t.elems[i];
80 }
81 
83 {
84  if (this!=&t)
85  {
86  for (unsigned i=0; i<size(); ++i)
87  elems[i] = t.elems[i];
88  }
89  return *this;
90 }
91 
92 RGBColor& RGBColor::operator=(const QColor& t)
93 {
94  elems[0] = t.redF();
95  elems[1] = t.greenF();
96  elems[2] = t.blueF();
97  return *this;
98 }
99 
101 {
102  elems[0] = c.redF();
103  elems[1] = c.greenF();
104  elems[2] = c.blueF();
105 }
106 
107 RGBColor::RGBColor(double r, double g, double b)
108 {
109  elems[0] = r;
110  elems[1] = g;
111  elems[2] = b;
112 }
113 
114 RGBColor::RGBColor(const double* rgb)
115 {
116  elems[0] = rgb[0];
117  elems[1] = rgb[1];
118  elems[2] = rgb[2];
119 }
120 
121 
122 // --------------------------------------------------------
123 // OFFSEET POINT CLASS
124 // --------------------------------------------------------
125 
126 
128 {
129  mRenderer = renderer;
130  source = vtkSphereSourcePtr::New() ;
131  source->SetRadius( 4);
132 
133  mapper = vtkPolyDataMapper2DPtr::New() ;
134  mapper->SetInputConnection(source->GetOutputPort() );
135 
136  actor = vtkActor2DPtr::New();
137  actor->SetMapper(mapper);
138  mRenderer->AddActor(actor);
139 }
140 
142 {
143  mRenderer->RemoveActor(actor);
144 }
145 
146 void OffsetPoint::setRadius(int radius)
147 {
148  source->SetRadius(radius);
149 }
150 
152 {
153  actor->GetProperty()->SetColor(color.begin());
154  actor->SetPosition(point.begin());
155 }
156 
158 {
159  actor->GetProperty()->SetColor(color.begin());
160  actor->SetPosition(point.begin());
161 }
162 
163 void OffsetPoint::update( const Vector3D& position )
164 {
165  Vector3D p = position;
166  actor->SetPosition ( p.begin() );
167 }
168 
170 {
171  return actor;
172 }
173 
174 
175 //---------------------------------------------------------//
176 // LINESEGMENT CLASS
177 //---------------------------------------------------------//
178 
179 
181 {
182  mRenderer = renderer;
183  source = vtkLineSourcePtr::New();
184  mapper2d = vtkPolyDataMapper2DPtr::New();
185  actor2d = vtkActor2DPtr::New();
186 }
187 
189 {
190  mRenderer->RemoveActor(actor2d);
191 }
192 
193 void LineSegment::setPoints(Vector3D point1, Vector3D point2, RGBColor color, int stipplePattern)
194 {
195  source->SetPoint1(point1.begin());
196  source->SetPoint2(point2.begin());
197  mapper2d->SetInputConnection(source->GetOutputPort());
198  actor2d->SetMapper(mapper2d);
199  actor2d->GetProperty()->SetColor(color.begin());
200  actor2d->GetProperty()->SetLineStipplePattern(stipplePattern);
201  mRenderer->AddActor(actor2d);
202 }
203 
205 {
206  source->SetResolution(res);
207 }
208 
209 void LineSegment::setWidth(float width)
210 {
211  actor2d->GetProperty()->SetLineWidth(width);
212 }
213 
215 {
216  source->SetPoint1(point1.begin());
217  source->SetPoint2(point2.begin());
218 }
219 
221 {
222  actor2d->GetProperty()->SetColor(color.begin());
223 }
224 
225 void LineSegment::setPattern(int stipplePattern)
226 {
227  actor2d->GetProperty()->SetLineStipplePattern(stipplePattern);
228 }
229 
231 {
232  return actor2d;
233 }
234 
235 // --------------------------------------------------------
236 // CROSS HAIR CLASS
237 // --------------------------------------------------------
238 
240 {
241  mRenderer = renderer;
242  mCursor2D = vtkCursor2DPtr::New();
243  mapper = vtkPolyDataMapper2DPtr::New();
244  mapper->SetInputConnection ( mCursor2D->GetOutputPort() );
245 
246  actor = vtkActor2DPtr::New();
247  actor->SetMapper ( mapper );
248  mRenderer->AddActor ( actor );
249 }
250 
252 {
253  mRenderer->RemoveActor(actor);
254 }
255 
256 void CrossHair2D::setValue(const Vector3D& focalPoint, int width, int height, double bordarOffset, const RGBColor& color )
257 {
258  RGBColor c = color;
259  Vector3D p = focalPoint;
260  bordarOffset = 0.0;
261  mCursor2D->SetModelBounds ( bordarOffset, width - bordarOffset, bordarOffset, height - bordarOffset, 0.0, 0.0 );
262  mCursor2D->SetFocalPoint ( p[0]/2, p[1]/2, 0.0 );
263  mCursor2D->SetRadius ( 5 );
264  mCursor2D->AllOff();
265  mCursor2D->AxesOn();
266  mCursor2D->PointOn();
267  mCursor2D->OutlineOff();
268  actor->GetProperty()-> SetColor ( c.begin() );
269 }
270 
273 void CrossHair2D::updateRegCross( const Vector3D& crossPos )
274 {
275  Vector3D cp = crossPos;
276  if ( mCursor2D )
277  {
278  mCursor2D->SetModelBounds( cp[0]-50, cp[0]+50, cp[1]-50, cp[1]+50, 0.0, 0.0 );
279  mCursor2D->SetFocalPoint ( cp.begin() );
280  mCursor2D->Update();
281  }
282 }
283 void CrossHair2D::update( const Vector3D& crossPos, const DoubleBoundingBox3D& vp)
284 {
285  Vector3D cp = crossPos;
286  cp[2] = 0.0; // make it fit inside the z bounds.
287 
288  DoubleBoundingBox3D bb = vp;
289  if (!bb.contains(cp))
290  {
291  mCursor2D->AllOff();
292  }
293  else
294  {
295  mCursor2D->AllOff();
296  mCursor2D->AxesOn();
297  mCursor2D->PointOn();
298  mCursor2D->OutlineOff();
299  }
300 
301  if ( mCursor2D )
302  {
303  mCursor2D->SetFocalPoint ( cp.begin() );
304  mCursor2D->Update();
305  }
306  if (mapper)
307  {
308  //mapper->Update();
309  }
310 }
311 
313 {
314  return actor;
315 }
316 
317 // --------------------------------------------------------
318 // TEXT DISPLAY CLASS
319 // --------------------------------------------------------
320 TextDisplay::TextDisplay( const QString& text, const QColor &color, int fontsize )
321 {
322  this->text = text;
323 // Vector3D c = color;
324 // this->forceUseVtkTextMapper();
325  mapper = vtkTextMapperPtr::New();
326  mapper->SetInput( cstring_cast(text) );
327  this->setColor(color);
328  mapper->GetTextProperty()->SetFontSize( fontsize );
329 
330  actor= vtkActor2DPtr::New();
331  actor->SetMapper( mapper );
332  maxWidth = 0;
333 }
334 
336 {
337  //Force the use of vtkTextMapper instead of vtkOpenGLFreeTypeTextMapper
338  //Copied from TestFreeTypeTextMapper.cxx
339 
340  // Remove any override to the class to ensure that the actual vtkTextMapper
341  // class is being tested:
342  vtkNew<vtkOverrideInformationCollection> overrides;
343  vtkObjectFactory::GetOverrideInformation("vtkTextMapper",
344  overrides.GetPointer());
345  overrides->InitTraversal();
346  while (vtkOverrideInformation *override = overrides->GetNextItem())
347  {
348  if (vtkObjectFactory *factory = override->GetObjectFactory())
349  {
350  vtkObjectFactory::UnRegisterFactory(factory);
351  }
352  }
353  verifyVtkTextMapper();
354 }
355 
356 void TextDisplay::verifyVtkTextMapper()
357 {
358  vtkNew<vtkTextMapper> nameChecker;
359  if (vtkStdString(nameChecker->GetClassName()) != "vtkTextMapper")
360  {
361  reportError("Needed a vtkTextMapper instance, got " + QString(nameChecker->GetClassName()));
362  }
363 }
364 
365 void TextDisplay::setColor(QColor color)
366 {
367  mapper->GetTextProperty()->SetColor(getColorAsVector3D(color).begin() );
368 }
369 
371 {
372  if (mRenderer)
373  mRenderer->RemoveActor(actor);
374  mRenderer = renderer;
375  if (mRenderer)
376  mRenderer->AddActor(actor);
377 }
378 
380 {
381  this->setRenderer(vtkRendererPtr());
382 }
383 
384 void TextDisplay::setMaxWidth( int width, vtkViewport *vp)
385 {
386  maxWidth = width;
387  QStringList components = text.split("\n");
388  for (QStringList::iterator it = components.begin(); it != components.end(); ++it)
389  {
390  this->verifyVtkTextMapper();
391  vtkTextMapperPtr line = vtkTextMapperPtr::New();
392  bool changed = false;
393  line->SetInput( it->toLatin1().constData() );
394  line->SetTextProperty(mapper->GetTextProperty());
395  while((*it).length() > 0 && line->GetWidth(vp) > maxWidth)
396  {
397  (*it).chop(1);
398  line->SetInput( QString("%1...").arg(*it).toLatin1().constData() );
399  changed = true;
400  }
401  if (changed)
402  {
403  (*it).append("...");
404  }
405  }
406  QString newString = components.join("\n");
407  mapper->SetInput( newString.toLatin1().constData() );
408 }
409 
411 {
412  return maxWidth;
413 }
414 
415 int TextDisplay::getWidth( vtkViewport *vp)
416 {
417  return mapper->GetWidth( vp );
418 }
419 
421 {
422  actor->SetPosition( pos[0], pos[1] );
423 }
424 
425 void TextDisplay::setPosition( float x, float y )
426 {
427  actor->SetPosition( x, y );
428 }
429 
430 void TextDisplay::updateText( const QString& text)
431 {
432  //VTK has a bug which leaves a white square where the text was, if the text is replaced with no text.
433  //E.g. the volume name when removing the last visible voulume. So we add a space instead of an empty text.
434  //Jon, 2016-02-10
435  if(text.isEmpty())
436  mapper->SetInput( " " );
437  else
438  mapper->SetInput( cstring_cast(text) );
439 
440  actor->Modified();
441 }
442 
443 vtkTextProperty* TextDisplay::textProperty()
444 {
445  return mapper->GetTextProperty();
446 }
447 
449 {
450  return actor;
451 }
452 
454 {
455  mapper->GetTextProperty()->SetJustificationToCentered() ;
456  mapper->GetTextProperty()->SetVerticalJustificationToCentered() ;
457 }
458 
459 // --------------------------------------------------------
460 // Axes3D CLASS
461 // --------------------------------------------------------
462 
463 Axes3D::Axes3D(vtkRendererPtr renderer) : mRenderer(renderer)
464 {
465  mAxes = vtkSmartPointer<vtkAxesActor>::New();
466 
467  setCaption(mAxes->GetXAxisCaptionActor2D(), "x", RGBColor(1,0,0));
468  setCaption(mAxes->GetYAxisCaptionActor2D(), "y", RGBColor(0,1,0));
469  setCaption(mAxes->GetZAxisCaptionActor2D(), "z", RGBColor(0,0,1));
470 
471  //SW_LOG("total len %s", string_cast(Vector3D(axes->GetTotalLength())).c_str());
472  //SW_LOG("scale %s", string_cast(Vector3D(mAxes->GetScale())).c_str());
473 
474  setPosition(Transform3D::Identity());
475 
476  Vector3D len(mAxes->GetNormalizedShaftLength());
477  //SW_LOG("len %s", string_cast(len).c_str());
478  //len = Vector3D(0.1,0.1,0.1);
479  mAxes->SetNormalizedShaftLength(len.begin());
480 
481  if (mRenderer)
482  mRenderer->AddActor(mAxes);
483 }
484 
488 {
489  double scale = 20;
490  //axes->SetScale(Vector3D(scale,scale,scale).begin());
491  Transform3D S = createTransformScale(Vector3D(scale,scale,scale));
492 
493  mAxes->SetUserMatrix((S*pos).getVtkMatrix());
494 }
495 
497 {
498  if (mRenderer)
499  mRenderer->RemoveActor(mAxes);
500 }
501 
503 {
504  return mAxes;
505 }
506 
507 void Axes3D::setCaption(vtkCaptionActor2D* captionActor, const QString& caption, RGBColor color)
508 {
509  captionActor->SetCaption(cstring_cast(caption));
510  captionActor->GetCaptionTextProperty()->SetColor(color.begin());
511 
512  double fontsize = 0.02;
513  captionActor->SetWidth(fontsize);
514  captionActor->SetHeight(fontsize);
515 }
516 
517 }// namespace vm
518 // --------------------------------------------------------
vtkActor2DPtr getActor()
vtkTextProperty * textProperty()
void reportError(QString msg)
Definition: cxLogger.cpp:92
void updateRegCross(const Vector3D &crossPos)
Vector3D getColorAsVector3D(QColor color)
Scalar * begin()
RGBColor & operator=(const RGBColor &t)
void setResolution(int res)
Transform3D createTransformScale(const Vector3D &scale_)
vtkSmartPointer< class vtkProperty > vtkPropertyPtr
vtkSmartPointer< class vtkActor2D > vtkActor2DPtr
vtkSmartPointer< class vtkTextMapper > vtkTextMapperPtr
Transform3D Transform3D
Transform3D is a representation of an affine 3D transform.
void setPoints(Vector3D point1, Vector3D point2, RGBColor color, int stipplePattern=0xFFFF)
cstring_cast_Placeholder cstring_cast(const T &val)
void setRadius(int radius)
void update(const Vector3D &crossPos, const DoubleBoundingBox3D &vp)
void setColor(RGBColor color)
void setWidth(float width)
LineSegment(vtkRendererPtr renderer)
void updatePosition(Vector3D point1, Vector3D point2)
vtkProp3DPtr getProp()
void setMaxWidth(int width, vtkViewport *vp)
void setColor(QColor color)
void setValue(Vector3D point, RGBColor color)
RGB color data.
void setPosition(float x, float y)
void setPosition(const Transform3D &pos)
vtkMatrix4x4Ptr getVtkMatrix(const Eigen::Affine3d *self)
CrossHair2D(vtkRendererPtr renderer)
vtkActor2DPtr getActor()
vtkSmartPointer< class vtkRenderer > vtkRendererPtr
int getWidth(vtkViewport *vp)
void setValue(const Vector3D &focalPoint, int width, int height, double bordarOffset, const RGBColor &color)
vtkActor2DPtr getActor()
Representation of a floating-point bounding box in 3D. The data are stored as {xmin,xmax,ymin,ymax,zmin,zmax}, in order to simplify communication with vtk.
TextDisplay(const QString &text, const QColor &color, int fontsize)
Eigen::Vector3d Vector3D
Vector3D is a representation of a point or vector in 3D.
Definition: cxVector3D.h:63
vtkSmartPointer< class vtkProp3D > vtkProp3DPtr
void updateText(const QString &text)
Axes3D(vtkRendererPtr renderer=vtkRendererPtr())
static void forceUseVtkTextMapper()
OffsetPoint(vtkRendererPtr renderer)
void setPattern(int stipplePattern)
vtkActor2DPtr getActor()
void update(const Vector3D &point)
void setColorAndOpacity(vtkPropertyPtr property, QColor color)
bool contains(const Vector3D &p) const
void setRenderer(vtkRendererPtr renderer)